1 files changed, 218 insertions, 0 deletions
diff --git a/3rdParty/SCons/scons-2.4.0/engine/SCons/Tool/link.py b/3rdParty/SCons/scons-2.4.0/engine/SCons/Tool/link.py
new file mode 100644
index 0000000..6874301
--- /dev/null
+++ b/3rdParty/SCons/scons-2.4.0/engine/SCons/Tool/link.py
@@ -0,0 +1,218 @@
+"""SCons.Tool.link
+
+Tool-specific initialization for the generic Posix linker.
+
+There normally shouldn't be any need to import this module directly.
+It will usually be imported through the generic SCons.Tool.Tool()
+selection method.
+
+"""
+
+#
+# Copyright (c) 2001 - 2015 The SCons Foundation
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
+# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
+# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+
+__revision__ = "src/engine/SCons/Tool/link.py rel_2.4.0:3365:9259ea1c13d7 2015/09/21 14:03:43 bdbaddog"
+
+import re
+
+import SCons.Defaults
+import SCons.Tool
+import SCons.Util
+import SCons.Warnings
+
+from SCons.Tool.FortranCommon import isfortran
+
+from SCons.Tool.DCommon import isD
+
+cplusplus = __import__('c++', globals(), locals(), [])
+
+issued_mixed_link_warning = False
+
+def smart_link(source, target, env, for_signature):
+    has_cplusplus = cplusplus.iscplusplus(source)
+    has_fortran = isfortran(env, source)
+    has_d = isD(env, source)
+    if has_cplusplus and has_fortran and not has_d:
+        global issued_mixed_link_warning
+        if not issued_mixed_link_warning:
+            msg = "Using $CXX to link Fortran and C++ code together.\n\t" + \
+              "This may generate a buggy executable if the '%s'\n\t" + \
+              "compiler does not know how to deal with Fortran runtimes."
+            SCons.Warnings.warn(SCons.Warnings.FortranCxxMixWarning,
+                                msg % env.subst('$CXX'))
+            issued_mixed_link_warning = True
+        return '$CXX'
+    elif has_d:
+        env['LINKCOM'] = env['DLINKCOM']
+        env['SHLINKCOM'] = env['SHDLINKCOM']
+        return '$DC'
+    elif has_fortran:
+        return '$FORTRAN'
+    elif has_cplusplus:
+        return '$CXX'
+    return '$CC'
+
+def shlib_emitter(target, source, env):
+    Verbose = False
+    platform = env.subst('$PLATFORM')
+    for tgt in target:
+        tgt.attributes.shared = 1
+    try:
+        # target[0] comes in as libtest.so. Add the version extensions
+        version = env.subst('$SHLIBVERSION')
+        if version:
+            version_names = shlib_emitter_names(target, source, env)
+            # mark the target with the shared libraries name, including
+            # the version number
+            target[0].attributes.shlibname = version_names[0]
+            shlib = env.File(version_names[0], directory=target[0].get_dir())
+            target[0].attributes.shlibpath = shlib.get_internal_path()
+            for name in version_names[1:]:
+                env.SideEffect(name, shlib)
+                env.Clean(shlib, name)
+                if Verbose:
+                    print "shlib_emitter: add side effect - ",name
+            env.Clean(shlib, target[0])
+            return ([shlib], source)
+    except KeyError:
+        version = None
+    return (target, source)
+
+def shlib_emitter_names(target, source, env):
+    """Return list of file names that are side effects for a versioned library build. The first name in the list is the new name for the target"""
+    Verbose = False
+    platform = env.subst('$PLATFORM')
+    version_names = []
+    try:
+        # target[0] comes in as libtest.so. Add the version extensions
+        version = env.subst('$SHLIBVERSION')
+        if version.count(".") != 2:
+            # We need a version of the form x.y.z to proceed
+            raise ValueError
+        if version:
+            if platform == 'posix' or platform == 'sunos':
+                versionparts = version.split('.')
+                if hasattr(target[0].attributes, 'shlibname'):
+                    name = target[0].attributes.shlibname
+                else:
+                    name = target[0].name
+                # generate library name with the version number
+                version_name = name + '.' + version
+                if Verbose:
+                    print "shlib_emitter_names: target is ", version_name
+                    print "shlib_emitter_names: side effect: ", name
+                # add version_name to list of names to be a Side effect
+                version_names.append(version_name)
+                if Verbose:
+                    print "shlib_emitter_names: versionparts ",versionparts
+                for ver in versionparts[0:-1]:
+                    name = name + '.' + ver
+                    if Verbose:
+                        print "shlib_emitter_names: side effect: ", name
+                    # add name to list of names to be a Side effect
+                    version_names.append(name)
+            elif platform == 'darwin':
+                shlib_suffix = env.subst('$SHLIBSUFFIX')
+                if hasattr(target[0].attributes, 'shlibname'):
+                    name = target[0].attributes.shlibname
+                else:
+                    name = target[0].name
+                # generate library name with the version number
+                suffix_re = re.escape(shlib_suffix)
+                version_name = re.sub(suffix_re, '.' + version + shlib_suffix, name)
+                if Verbose:
+                    print "shlib_emitter_names: target is ", version_name
+                    print "shlib_emitter_names: side effect: ", name
+                # add version_name to list of names to be a Side effect
+                version_names.append(version_name)
+            elif platform == 'cygwin':
+                shlib_suffix = env.subst('$SHLIBSUFFIX')
+                if hasattr(target[0].attributes, 'shlibname'):
+                    name = target[0].attributes.shlibname
+                else:
+                    name = target[0].name
+                # generate library name with the version number
+                suffix_re = re.escape(shlib_suffix)
+                version_name = re.sub(suffix_re, '-' + re.sub('\.', '-', version) + shlib_suffix, name)
+                if Verbose:
+                    print "shlib_emitter_names: target is ", version_name
+                    print "shlib_emitter_names: side effect: ", name
+                # add version_name to list of names to be a Side effect
+                version_names.append(version_name)
+
+    except KeyError:
+        version = None
+    return version_names
+
+def generate(env):
+    """Add Builders and construction variables for gnulink to an Environment."""
+    SCons.Tool.createSharedLibBuilder(env)
+    SCons.Tool.createProgBuilder(env)
+
+    env['SHLINK']      = '$LINK'
+    env['SHLINKFLAGS'] = SCons.Util.CLVar('$LINKFLAGS -shared')
+    env['SHLINKCOM']   = '$SHLINK -o $TARGET $SHLINKFLAGS $__RPATH $SOURCES $_LIBDIRFLAGS $_LIBFLAGS'
+    # don't set up the emitter, cause AppendUnique will generate a list
+    # starting with None :-(
+    env.Append(SHLIBEMITTER = [shlib_emitter])
+    env['SMARTLINK']   = smart_link
+    env['LINK']        = "$SMARTLINK"
+    env['LINKFLAGS']   = SCons.Util.CLVar('')
+    # __RPATH is only set to something ($_RPATH typically) on platforms that support it.
+    env['LINKCOM']     = '$LINK -o $TARGET $LINKFLAGS $__RPATH $SOURCES $_LIBDIRFLAGS $_LIBFLAGS'
+    env['LIBDIRPREFIX']='-L'
+    env['LIBDIRSUFFIX']=''
+    env['_LIBFLAGS']='${_stripixes(LIBLINKPREFIX, LIBS, LIBLINKSUFFIX, LIBPREFIXES, LIBSUFFIXES, __env__)}'
+    env['LIBLINKPREFIX']='-l'
+    env['LIBLINKSUFFIX']=''
+
+    if env['PLATFORM'] == 'hpux':
+        env['SHLIBSUFFIX'] = '.sl'
+    elif env['PLATFORM'] == 'aix':
+        env['SHLIBSUFFIX'] = '.a'
+
+    # For most platforms, a loadable module is the same as a shared
+    # library.  Platforms which are different can override these, but
+    # setting them the same means that LoadableModule works everywhere.
+    SCons.Tool.createLoadableModuleBuilder(env)
+    env['LDMODULE'] = '$SHLINK'
+    # don't set up the emitter, cause AppendUnique will generate a list
+    # starting with None :-(
+    env.Append(LDMODULEEMITTER='$SHLIBEMITTER')
+    env['LDMODULEPREFIX'] = '$SHLIBPREFIX'
+    env['LDMODULESUFFIX'] = '$SHLIBSUFFIX'
+    env['LDMODULEFLAGS'] = '$SHLINKFLAGS'
+    env['LDMODULECOM'] = '$LDMODULE -o $TARGET $LDMODULEFLAGS $__RPATH $SOURCES $_LIBDIRFLAGS $_LIBFLAGS'
+
+
+
+def exists(env):
+    # This module isn't really a Tool on its own, it's common logic for
+    # other linkers.
+    return None
+
+# Local Variables:
+# tab-width:4
+# indent-tabs-mode:nil
+# End:
+# vim: set expandtab tabstop=4 shiftwidth=4: